CAPE Computer Science Unit 2 · 2006 · Paper 2 · Question 3(b)
Identify and describe FOUR steps (or stages) of the object-oriented process.
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- 3(a)(i)Write a recursive function in pseudocode to search arr for a value named key. Return the index where it was found, or return -1 if key is not present.[11 marks]
- 3(a)(ii)Write a segment of code that prompts the user for key, calls the search function in 3(a)(i), and displays an error message if not found or the location if…[5 marks]
- 3(c)Explain why it is advisable to always write programs that are portable and maintainable.[6 marks]
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